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* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
The historical rank and industry rank for Acon Optics Communications's PEG Ratio or its related term are showing as below:
ROCO:6820'
s PEG Ratio Range Over the Past 10 Years
Min: 1.94 Med: 4.9 Max: 490.93
Current: 359.86
During the past 9 years, Acon Optics Communications's highest PEG Ratio was 490.93. The lowest was 1.94. And the median was 4.90.
ROCO:6820's PEG Ratio is ranked worse than 99.88% of 856
companies
in the Hardware industry
Industry Median: 2.175
vs ROCO:6820: 359.86
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Acon Optics Communications (ROCO:6820) PEG Ratio Explanation
To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.
Acon Optics Communications PEG Ratio Related Terms
Acon Optics Communications PEG Ratio Historical Data
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
ROCO:6820 vs CSCO, CIEN, MSI: PEG Ratio Comparison
For the Communication Equipment subindustry, Acon Optics Communications's PEG Ratio, along with its competitors' market caps and PEG Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Acon Optics Communications PEG Ratio vs Hardware Industry
For the Hardware industry and Technology sector, Acon Optics Communications's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Acon Optics Communications's PEG Ratio falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
Acon Optics Communications (ROCO:6820) has a PEG Ratio of 359.86 as of Jul. 16, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Acon Optics Communications and its competitors. This is 7244% above median its historical median of 4.90. Over the past decade, Acon Optics Communications' PEG Ratio has ranged from 1.94 to 490.93. According to the industry distribution chart, Acon Optics Communications ranks #855 out of 856 companies in the Hardware industry, placing it in the top 99.9%.
Is Acon Optics Communications' PEG Ratio too high?
Acon Optics Communications' current PEG Ratio of 359.86 is 7244% above median its 10-year median of 4.90. Over the past 10 years, this metric has ranged from a low of 1.94 to a high of 490.93. The Hardware industry median PEG Ratio is 2.18. Acon Optics Communications' value of 359.86 is 16445.3% above this industry median. Based on the distribution chart, Acon Optics Communications ranks #855 out of 856 companies in the Hardware industry, which is in the bottom quartile relative to peers. Overall, Acon Optics Communications has a GF Score™ of 61/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Acon Optics Communications' PEG Ratio compare to CSCO and CIEN?
According to the Hardware industry distribution chart, Acon Optics Communications ranks #855 out of 856 companies for PEG Ratio. This places Acon Optics Communications in the lower half of its industry. The industry median PEG Ratio is 2.18. Acon Optics Communications' value of 359.86 is 16445.3% above this benchmark. Historically, Acon Optics Communications' own PEG Ratio has ranged from 1.94 to 490.93 over the past decade. While the company's 10-year median is 4.90 vs. the industry median of 2.18, Acon Optics Communications has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PEG Ratio for a Hardware company?
The median PEG Ratio among Hardware companies is 2.18, based on 856 companies in the industry. Companies in the top quartile (top 25%) have a PEG Ratio significantly above this median, while those in the bottom quartile fall well below. However, PEG Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Acon Optics Communications's current PEG Ratio of 359.86 is 16445.3% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PEG Ratio mean?
A high PEG Ratio can signal that a stock is expensive relative to its fundamentals. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Acon Optics Communications and its competitors. For the Hardware industry, the median PEG Ratio is 2.18 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Acon Optics Communications's current PEG Ratio is 359.86, which is 7244% above median its own 10-year median of 4.90. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Acon Optics Communications stock overvalued right now?
Based on GuruFocus' analysis, Acon Optics Communications (ROCO:6820) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$56.64, compared to a current price of NT$265.00 — trading 367.9% above its estimated fair value. The current PEG Ratio is 359.86, which is 7244% above median its 10-year median of 4.90 and 16445.3% above the Hardware industry median of 2.18. Acon Optics Communications' overall GF Score™ is 61/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PEG Ratio calculated?
PEG Ratio is calculated from a company's financial statements. For Acon Optics Communications (ROCO:6820), the current PEG Ratio is 359.86 as of Jul. 16, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Acon Optics Communications (ROCO:6820) Overvalued in 2026?
Based on GuruFocus' analysis, Acon Optics Communications stock appears to be overvalued.
The current stock price of NT$265.00 is trading 367.9% above its estimated GF Value™ of NT$56.64.
GuruFocus considers Acon Optics Communications to be Significantly Overvalued.
Key valuation signals for ROCO:6820:
PEG Ratio: 359.86 (7244% above median its 10-year median of 4.90)
GF Value™: NT$56.64 vs. price of NT$265.00 (367.9% above fair value)
Industry Position: 16445.3% above the Hardware median (#855 of 856)
No single metric tells the full story. See the ROCO:6820 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
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